Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.284509E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:09:02+0800
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    1 Object 1

    AOE ID 39055
    NORAD ID 39055
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 66043
    NORAD ID 66043
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4 DEB QIANFAN-101
    Time of Closest Approach 2026-10-20T00:56:10+0000
    Collision Probability (Pc) 1.284509E-6
    Conjunction Distance (km) 2.775 km
    Relative Speed (km/s) 11.535 km/s
    Conjunction Risk Parameters R (Radial): -2.76 | I (In-track): -0.174 | C (Cross-track): -0.218
    Collision Risk Index (CRI) 0.37
    X Position (km) 1035.699 1036.347
    Position Y (km) 374.181 374.206
    Position Z (km) -7112.894 -7115.591
    Velocity X (km/s) 1.863 6.571
    Velocity Y (km/s) -7.192 3.265
    Velocity Z (km/s) -0.101 1.13

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB QIANFAN-101
    Semimajor Axis (a) 7187.302 km 7180.341 km
    Eccentricity (e) 0.000876 0.001757
    Inclination (i) 98.7558° 89.0092°
    RAAN 283.5810° 26.3642°
    Perigee Argument 30.1313° 97.2229°
    Mean Anomaly (M) 343.9756° 263.0963°
    Apogee 815.464 km 814.823 km
    Perigee 802.866 km 789.585 km
    Orbit Epoch 2026-10-19T05:12:09+0000 2026-10-19T05:07:14+0000

    CZ-4 DEB & QIANFAN-101 Collision Probability (Pc) Trend

    CZ-4 DEB & QIANFAN-101 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & QIANFAN-101 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & QIANFAN-101 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-101Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-101Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data